package com.wgy.day8;

public class Demo20201104_1 {
    public static void main(String[] args) {
        sum(30,10);
        System.out.println(sum(30,10));
        int sum1=sum(11,0);
        System.out.println(sum1);

    }
    public static int sum(int a,int b){
        int number=a+b;
        System.out.println(number);
        return number;
    }
}
